Base | Representation |
---|---|
bin | 110111111011111010… |
… | …1100001100010000000 |
3 | 102111001111221222002021 |
4 | 1233313311201202000 |
5 | 3432002230322240 |
6 | 131103333531224 |
7 | 11451511114216 |
oct | 1576765414200 |
9 | 374044858067 |
10 | 120122120320 |
11 | 46a41894a04 |
12 | 1b3447a3b14 |
13 | b4345a4407 |
14 | 5b57654cb6 |
15 | 31d0a7954a |
hex | 1bf7d61880 |
120122120320 has 64 divisors (see below), whose sum is σ = 297069298200. Its totient is φ = 46391984128.
The previous prime is 120122120303. The next prime is 120122120387. The reversal of 120122120320 is 23021221021.
It is a happy number.
It can be written as a sum of positive squares in 4 ways, for example, as 115420549696 + 4701570624 = 339736^2 + 68568^2 .
It is a tau number, because it is divible by the number of its divisors (64).
It is a Harshad number since it is a multiple of its sum of digits (16).
It is a junction number, because it is equal to n+sod(n) for n = 120122120294 and 120122120303.
It is an unprimeable number.
It is a pernicious number, because its binary representation contains a prime number (19) of ones.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 3217489 + ... + 3254608.
Almost surely, 2120122120320 is an apocalyptic number.
120122120320 is a gapful number since it is divisible by the number (10) formed by its first and last digit.
It is an amenable number.
120122120320 is an abundant number, since it is smaller than the sum of its proper divisors (176947177880).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
120122120320 is an equidigital number, since it uses as much as digits as its factorization.
120122120320 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 6472145 (or 6472133 counting only the distinct ones).
The product of its (nonzero) digits is 96, while the sum is 16.
Adding to 120122120320 its reverse (23021221021), we get a palindrome (143143341341).
The spelling of 120122120320 in words is "one hundred twenty billion, one hundred twenty-two million, one hundred twenty thousand, three hundred twenty".
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